472047221273 has 2 divisors, whose sum is σ = 472047221274. Its totient is φ = 472047221272.

The previous prime is 472047221209. The next prime is 472047221287. The reversal of 472047221273 is 372122740274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339203737744 + 132843483529 = 582412^2 + 364477^2 .

It is a cyclic number.

It is not a de Polignac number, because 472047221273 - 2⁶ = 472047221209 is a prime.

It is a super-2 number, since 2×472047221273² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 472047221273.

It is not a weakly prime, because it can be changed into another prime (472047221473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236023610636 + 236023610637.

It is an arithmetic number, because the mean of its divisors is an integer number (236023610637).

Almost surely, 2^472047221273 is an apocalyptic number.

It is an amenable number.

472047221273 is a deficient number, since it is larger than the sum of its proper divisors (1).

472047221273 is an equidigital number, since it uses as much as digits as its factorization.

472047221273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 263424, while the sum is 41.

The spelling of 472047221273 in words is "four hundred seventy-two billion, forty-seven million, two hundred twenty-one thousand, two hundred seventy-three".